TY - BOOK T1 - Composition of Co-rich ferromanganese crusts and substrate rocks from the NW Marshall Islands and international waters to the north, Tunes 6 cruise DA - 1997. CY - [Menlo Park, CA] : AU - Hein, James R. VL - 97-482 CN - I 19.76: PB - U.S. Dept. of the Interior, U.S. Geological Survey, PP - [Menlo Park, CA] : PY - 1997. N1 - Cover title. N1 - Imprint from transmittal sheet. N1 - Shipping list no.: 99-0300-M. ID - 216247 KW - Cobalt ores KW - Iron ores KW - Manganese ores KW - Marine mineral resources TI - Composition of Co-rich ferromanganese crusts and substrate rocks from the NW Marshall Islands and international waters to the north, Tunes 6 cruise ER -